#include <gtest/gtest.h>

#include <userver/formats/yaml/exception.hpp>
#include <userver/formats/yaml/serialize.hpp>
#include <userver/formats/yaml/value_builder.hpp>

#include <formats/common/member_modify_test.hpp>

USERVER_NAMESPACE_BEGIN

namespace {
constexpr const char* kDoc = R"(
key1: 1
key2: val
key3:
  sub: -1
key4: [1, 2, 3]
key5: 10.5
)";
}

template <>
struct MemberModify<formats::yaml::ValueBuilder> : public ::testing::Test {
    // XXX: not working from base class in clang-7 (decltype?)
    static_assert(
        std::is_assignable_v<
            decltype(*std::declval<formats::yaml::ValueBuilder>().begin()),
            formats::yaml::ValueBuilder>,
        "ValueBuilder iterators are assignable"
    );

    MemberModify() : builder(formats::yaml::FromString(kDoc)) {}

    static formats::yaml::Value GetValue(formats::yaml::ValueBuilder& bld) {
        auto v = bld.ExtractValue();
        bld = v;
        return v;
    }

    formats::yaml::Value GetBuiltValue() { return GetValue(builder); }

    formats::yaml::ValueBuilder builder;

    using ValueBuilder = formats::yaml::ValueBuilder;
    using Value = formats::yaml::Value;
    using Type = formats::yaml::Type;

    using ParseException = formats::yaml::ParseException;
    using TypeMismatchException = formats::yaml::TypeMismatchException;
    using OutOfBoundsException = formats::yaml::OutOfBoundsException;
    using MemberMissingException = formats::yaml::MemberMissingException;
    using Exception = formats::yaml::Exception;

    constexpr static auto kFromString = formats::yaml::FromString;
};

INSTANTIATE_TYPED_TEST_SUITE_P(FormatsYaml, MemberModify, formats::yaml::ValueBuilder);

USERVER_NAMESPACE_END
